B33113313132313113313223313331323132313331313232233131333133313231312131121
>>
B3311331313231311331322331333132313231333131323223313133313331323131213112
<<
B33113313132313113313223313331323132313331313232233131333133313231312131123
>>
B33113313132313113313223313331323132313331313232233131333133313231312131122
>>